Home / 63,943.56-88,297.56-40,111.20

Finding the Fourth Proportional to 63,943.56, 88,297.56 and 40,111.20

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Solution

The fourth proportional to 63,943.56, 88,297.56 and 40,111.20 is: 55,388.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,943.56 : 88,297.56 = 40,111.20 : x
  2. Step 2: Convert to fraction form
    63,943.56/88,297.56 = 40,111.20/x
  3. Step 3: Cross multiply
    63,943.56x = 88,297.56 × 40,111.20
  4. Step 4: Simplify right side
    63,943.56x = 3,541,721,088.67
  5. Step 5: Solve for x
    x = 3,541,721,088.67/63,943.56
  6. Step 6: Final answer
    x = 55,388.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.